http://en.wikipedia.org/wiki/Winter_solstice#Observances">Go here for more detailed explanations of the various holidays/festivals. For other Winter observances see the
http://en.wikipedia.org/wiki/List_of_winter_festivals">list of winter festivals.
Amaterasu celebration, Requiem of the Dead (7th century Japan)
Beiwe Festival (Sámi of Northern Fennoscandia)
Brumalia (Roman Kingdom)
Choimus, Chaomos (Kalash of Pakistan)
Christmas, Natalis Domini (4th century Rome, 11th century England, Christian)
Deuorius Riuri (Gaul)
Deygān, Maidyarem (Zoroastrian)
Dōngzhì Festival (East Asian Cultural Sphere and Mahayana Buddhist)
Goru (Dogon of Mali)
Hogmanay (Scotland)
Inti Raymi (Inca: Peru, Bolivia, Ecuador)
Junkanoo, John Canoe, Dzon'ku 'Nu (West Africa, Bahamas, Jamaica, 19th-century North Carolina, Virginia)
Karachun (Ancient Western Slavic)
Koleda, Коляда, Sviatki, Dazh Boh (Ancient Eastern Slavic and Sarmatian)
Lenæa (Ancient and Hellenistic Greece)
Lucia, Feast of St. Lucy (Ancient Swedish, Scandinavian Lutheran, Eastern Orthodox)
Makara Sankranti, मकर संक्रान्ति (India and Nepal, Hindu)
Maruaroa o Takurua, (New Zealand, Maori)
Meán Geimhridh, Celtic Midwinter (Celtic, Ancient Welsh, Neodruidic)
Mummer's Day, Montol (Celtic, Cornish)
Wren day (Celtic, Irish, Welsh, Manx)
Alban Arthan (Neodruidic)
Midvinterblót (Swedish folk religion)
Midwinter (Antarctica)
Modranicht, Modresnach (Germanic)
Perchta ritual (Germania, Alps)
Rozhanitsa Feast (12th century Eastern Slavic Russian)
Shab-e Chelleh, یلدا , Yaldā (2nd millennium BCE Persian, Iranian)
Sanghamitta Day (Buddhist)
Saturnalia, Chronia (Ancient Greek, Roman Republic)
Şeva Zistanê (Kurdish)
Sol Invictus Festival (3rd century Roman Empire)
Soyal (Zuni and Hopi of North America)
Wayeb (Maya)
We Tripantu (Mapuche in southern Chile)
Yule, Jul, Jól, Joul, Joulu, Jõulud, Géol, Geul (Viking Age, Northern Europe, and Germanic cultures)
Jul (Germanic Neopaganism)
Yule (Wiccan)
Zagmuk, Sacaea (Ancient Mesopotamia, Sumerian, Babylonian)
Ziemassvētki (Latvian, Baltic, Romuva)